Charging unit for portable electronic thermometer



FIG. 1 is a front elevation of a charging unit for a portable electronic thermometer;

FIG. 2 is a side elevation thereof;

FIG. 3 is a rear elevation thereof;

FIG. 4 is a top plan view of the design viewed in FIG. 1; and

FIG. 5 is a bottom plan view showing the opposite end of the unit from the end shown in FIG. 4. 

The ornamental design for a charging unit for portable electronic thermometer, substantially as shown and described. 